Patent US2957208A successfully refreshed from Google Patents.
US2957208A
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US
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Hockey stick end buffer
Assignee: WILLARD BROWNSON MACKENZIE
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Filing: 1957-08-13
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Granted: 1960-10-25
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Expires: 1977-08-13
Abstract
No abstract record available.
Inventors
- 👤 Harris L Gardner
- 👤 Argereu William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:11
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/68; B29C70/74; B29C70/76; A; A63; A63B; A63B59/00; A63B59/70; A63B60/00; A63B60/06; A63B60/16; A63B2102/00; A63B2102/24; A63B2209/00; A63B2209/02; B29K; B29K2021/00; B29L; B29L2031/00; B29L2031/46; B29L2031/463; B29L2031/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-25 | 1964-04-25 | 1964-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-25 | 1968-04-25 | 1968-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-25 | 1972-04-25 | 1972-10-25 | $7700.00 | Window Closed / Lapsed |